#A3B41F#A3B41F

#A3B41F is a light, vivid yellow. Relative luminance 0.405; OKLCH L 73.2% C 0.160 H 116.5°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#A3B41F
RGB	rgb(163, 180, 31)
HSL	hsl(67, 71%, 41%)
HSV	hsv(67, 83%, 71%)
CMYK	cmyk(9.4%, 0%, 82.8%, 29.4%)
CIE-LAB	lab(69.84, -23.37, 66.20)
CIE-LCH	lch(69.84, 70.21, 109.44°)
OKLab	oklab(73.21% -0.0715 0.1432)
OKLCH	oklch(73.21% 0.16 116.5)
XYZ	xyz(31.6737, 40.5284, 7.4503)
Luminance	0.4053 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3B41F #301FB4

analogous

#B47B1F #A3B41F #59B41F

triadic

#A3B41F #1FA3B4 #B41FA3

tetradic

#A3B41F #1FB47B #301FB4 #B41F59

square

#A3B41F #1FB47B #301FB4 #B41F59

split-complementary

#A3B41F #1F59B4 #7B1FB4

monochromatic

#444C0D #748016 #A3B41F #C9DC34 #D7E568

Accessibility & contrast

On white

2.31

#A3B41F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#A3B41F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3B41F

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3B41F	#FFFFFF	#000000	##000000
##A3B41F	1.00	2.31	9.11	9.11
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#C0AC2F

Tritanopia (blue-blind)

#AEA99A

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #a3b41f;
/* rgb */ color: rgb(163, 180, 31);
/* oklch */ color: oklch(73.2% 0.160 116.5);

Tailwind

colors: {
  custom: {
    50: '#c2ca6b',
    500: '#a3b41f',
    950: '#000000',
  },
}

SCSS

$custom: #a3b41f;
$custom-light: #c2ca6b;
$custom-dark: #000000;

JSON

{
  "hex": "#a3b41f",
  "rgb": {
    "r": 163,
    "g": 180,
    "b": 31
  },
  "hsl": {
    "h": 66.846,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.73206,
    "c": 0.16008,
    "h": 116.5
  },
  "luminance": 0.40528
}

Semantic roles & 50–950 ramp

primary

#A3B41F

secondary

#7064CB

accent

#3AED4F

background

#FCFCF6

surface

#F8F8EC

border

#D1D1C7

text

#131307

muted

#82827A

Preview Lab

Preview with #A3B41F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →